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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Beals-Cordes-type characterizations of pseudodifferential operators
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by Michael E. Taylor PDF
Proc. Amer. Math. Soc. 125 (1997), 1711-1716 Request permission

Abstract:

We show that, if $U$ is the representation of $SO_e(n+1,1)$ on $L^2(S^n)$ given by (2.11), and $P$ is a bounded operator on $L^2(S^n)$, then $P$ belongs to $OPS_{1,0}^0(S^n)$ if and only if \[ P(g)=U(g)PU(g)^{-1} \] is a $C^\infty$ function on $SO_e(n+1,1)$ with values in the Banach space $\mathcal L(L^2(S^n))$.
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Additional Information
  • Michael E. Taylor
  • Affiliation: Department of Mathematics, University of North Carolina, Chapel Hill, North Carolina 27599–3902
  • MR Author ID: 210423
  • Email: met@math.unc.edu
  • Received by editor(s): July 5, 1995
  • Received by editor(s) in revised form: December 6, 1995
  • Additional Notes: This work was partially supported by the National Science Foundation
  • Communicated by: Christopher D. Sogge
  • © Copyright 1997 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 125 (1997), 1711-1716
  • MSC (1991): Primary 35S05
  • DOI: https://doi.org/10.1090/S0002-9939-97-03753-2
  • MathSciNet review: 1371144